diff options
Diffstat (limited to 'cmd/podman')
| -rw-r--r-- | cmd/podman/tree.go | 77 | ||||
| -rw-r--r-- | cmd/podman/varlink/io.podman.varlink | 10 |
2 files changed, 25 insertions, 62 deletions
diff --git a/cmd/podman/tree.go b/cmd/podman/tree.go index c56e35aef..371e88495 100644 --- a/cmd/podman/tree.go +++ b/cmd/podman/tree.go @@ -5,9 +5,9 @@ import ( "fmt" "github.com/containers/libpod/cmd/podman/cliconfig" - "github.com/containers/libpod/cmd/podman/libpodruntime" "github.com/containers/libpod/libpod/image" - units "github.com/docker/go-units" + "github.com/containers/libpod/pkg/adapter" + "github.com/docker/go-units" "github.com/pkg/errors" "github.com/spf13/cobra" ) @@ -41,16 +41,6 @@ func init() { treeCommand.Flags().BoolVar(&treeCommand.WhatRequires, "whatrequires", false, "Show all child images and layers of the specified image") } -// infoImage keep information of Image along with all associated layers -type infoImage struct { - // id of image - id string - // tags of image - tags []string - // layers stores all layers of image. - layers []image.LayerInfo -} - func treeCmd(c *cliconfig.TreeValues) error { args := c.InputArgs if len(args) == 0 { @@ -60,46 +50,33 @@ func treeCmd(c *cliconfig.TreeValues) error { return errors.Errorf("you must provide at most 1 argument") } - runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand) + runtime, err := adapter.GetRuntime(&c.PodmanCommand) if err != nil { return errors.Wrapf(err, "error creating libpod runtime") } defer runtime.Shutdown(false) - - img, err := runtime.ImageRuntime().NewFromLocal(args[0]) + imageInfo, layerInfoMap, img, err := runtime.Tree(c) if err != nil { return err } + return printTree(imageInfo, layerInfoMap, img, c.WhatRequires) +} - // Fetch map of image-layers, which is used for printing output. - layerInfoMap, err := image.GetLayersMapWithImageInfo(runtime.ImageRuntime()) - if err != nil { - return errors.Wrapf(err, "error while retriving layers of image %q", img.InputName) - } - - // Create an imageInfo and fill the image and layer info - imageInfo := &infoImage{ - id: img.ID(), - tags: img.Names(), - } - +func printTree(imageInfo *image.InfoImage, layerInfoMap map[string]*image.LayerInfo, img *adapter.ContainerImage, whatRequires bool) error { size, err := img.Size(context.Background()) if err != nil { - return errors.Wrapf(err, "error while retriving image size") + return err } - fmt.Printf("Image ID: %s\n", imageInfo.id[:12]) - fmt.Printf("Tags:\t %s\n", imageInfo.tags) + + fmt.Printf("Image ID: %s\n", imageInfo.ID[:12]) + fmt.Printf("Tags:\t %s\n", imageInfo.Tags) fmt.Printf("Size:\t %v\n", units.HumanSizeWithPrecision(float64(*size), 4)) fmt.Printf(fmt.Sprintf("Image Layers\n")) - if !c.WhatRequires { + if !whatRequires { // fill imageInfo with layers associated with image. // the layers will be filled such that // (Start)RootLayer->...intermediate Parent Layer(s)-> TopLayer(End) - err := buildImageHierarchyMap(imageInfo, layerInfoMap, img.TopLayer()) - if err != nil { - return err - } // Build output from imageInfo into buffer printImageHierarchy(imageInfo) @@ -108,30 +85,8 @@ func treeCmd(c *cliconfig.TreeValues) error { // the layers will be filled such that // (Start)TopLayer->...intermediate Child Layer(s)-> Child TopLayer(End) // (Forks)... intermediate Child Layer(s) -> Child Top Layer(End) - err := printImageChildren(layerInfoMap, img.TopLayer(), "", true) - if err != nil { - return err - } - } - - return nil -} - -// Stores hierarchy of images such that all parent layers using which image is built are stored in imageInfo -// Layers are added such that (Start)RootLayer->...intermediate Parent Layer(s)-> TopLayer(End) -func buildImageHierarchyMap(imageInfo *infoImage, layerMap map[string]*image.LayerInfo, layerID string) error { - if layerID == "" { - return nil - } - ll, ok := layerMap[layerID] - if !ok { - return fmt.Errorf("lookup error: layerid %s not found", layerID) + return printImageChildren(layerInfoMap, img.TopLayer(), "", true) } - if err := buildImageHierarchyMap(imageInfo, layerMap, ll.ParentID); err != nil { - return err - } - - imageInfo.layers = append(imageInfo.layers, *ll) return nil } @@ -175,14 +130,14 @@ func printImageChildren(layerMap map[string]*image.LayerInfo, layerID string, pr } // prints the layers info of image -func printImageHierarchy(imageInfo *infoImage) { - for count, l := range imageInfo.layers { +func printImageHierarchy(imageInfo *image.InfoImage) { + for count, l := range imageInfo.Layers { var tags string intend := middleItem if len(l.RepoTags) > 0 { tags = fmt.Sprintf(" Top Layer of: %s", l.RepoTags) } - if count == len(imageInfo.layers)-1 { + if count == len(imageInfo.Layers)-1 { intend = lastItem } fmt.Printf("%s ID: %s Size: %7v%s\n", intend, l.ID[:12], units.HumanSizeWithPrecision(float64(l.Size), 4), tags) diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink index 2ff06a6f6..92fdcd20f 100644 --- a/cmd/podman/varlink/io.podman.varlink +++ b/cmd/podman/varlink/io.podman.varlink @@ -68,7 +68,8 @@ type Image ( virtualSize: int, containers: int, labels: [string]string, - isParent: bool + isParent: bool, + topLayer: string ) # ImageHistory describes the returned structure from ImageHistory. @@ -1161,8 +1162,15 @@ method LoadImage(name: string, inputFile: string, quiet: bool, deleteFile: bool) # GetEvents returns known libpod events filtered by the options provided. method GetEvents(filter: []string, since: string, until: string) -> (events: Event) +# Diff returns a diff between libpod objects method Diff(name: string) -> (diffs: []DiffInfo) +# GetLayersMapWithImageInfo is for the development of Podman and should not be used. +method GetLayersMapWithImageInfo() -> (layerMap: string) + +# BuildImageHierarchyMap is for the development of Podman and should not be used. +method BuildImageHierarchyMap(name: string) -> (imageInfo: string) + # ImageNotFound means the image could not be found by the provided name or ID in local storage. error ImageNotFound (id: string, reason: string) |